Real Avid The Gun Tool, Multi-Tool, Black/ Silver, Dual Blade, Multi-Bit Kit, Stainless Steel AVGTCL211 We set out to make a gun-specific multi-tool and ended up creating an entire category. This gun tool was designed for those Oh crap moments - when problems strike and they need to be fixed fast. The Gun Tool can change choke tubes" mount and adjust scopes" tighten screws and break down actions. No matter where a problem with a gun happens - in the field" at the range or workbench - count on The Gun Tool to fix it.